Rahmadani D, Yanto F. Pengaruh Model Problem Based Learning Berbantuan Crossword Puzzle Terhadap Pemahaman Konsep Siswa Kelas VIII SMPN 1 Linggo Sari Baganti. jptam [Internet]. 2024 Nov. 13 [cited 2025 Jul. 14];8(3):42453-62. Available from: https://jptam.org/index.php/jptam/article/view/20699